21109446

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{50989}}^1$

素因数の和:51020

約数の個数: 24

約数和(自身を含む): 47726640

約数和(自身を除く): 26617194

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 50989, 101978, 152967, 305934, 458901, 917802, 1172747, 2345494, 3518241, 7036482, 10554723, 21109446]

約数ペア:

[(1, 21109446), (2, 10554723), (3, 7036482), (6, 3518241), (9, 2345494), (18, 1172747), (23, 917802), (46, 458901), (69, 305934), (138, 152967), (207, 101978), (414, 50989)]